Photographs of Distephanus: A–F Distephanus divaricatus (Steetz) H. Rob. & B.Kahn; G–H Distephanus anisochaetoides (Sond.) H. Rob. & B.Kahn. Note the variable flower color in D. divaricatus. Note: trinervate veination, lack of lavender corollas and presence of yellow and orange. See Appendix C for citation details.